package com.atguigu.gulimall.order.config;

import lombok.extern.slf4j.Slf4j;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.rabbit.connection.CorrelationData;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.annotation.PostConstruct;

/**
 * @author starsPromise
 */
@Slf4j
@Configuration
public class MyRabbitConfig {

    @Autowired
    RabbitTemplate rabbitTemplate;
    @Bean
    public MessageConverter messageConverter(){
        return new Jackson2JsonMessageConverter();
    }

    /**
     *  @PostConstruct MyRabbitConfig对象创建完成以后，执行这个方法
     */
    @PostConstruct
    public void initRabbitTemplate(){
        rabbitTemplate.setConfirmCallback(new RabbitTemplate.ConfirmCallback() {
            /**
             *
             * @param correlationData 当前消息唯一关联数据（这个是消息的额唯一id）
             * @param ack 消息是否成功收到
             * @param cause 失败原因
             */
            @Override
            public void confirm(CorrelationData correlationData, boolean ack, String cause) {
                //服务器收到
                System.out.println("correlationData:["+correlationData+"]==>ack:["+ack+"]==>cause:["+cause+"]");
            }
        });

        rabbitTemplate.setReturnCallback(new RabbitTemplate.ReturnCallback() {
            /**
             * 只要消息没有投递给指定的队列，就触发这个失败回调
             * @param message 投递失败的消息详细信息
             * @param replyCode 回复状态码
             * @param replyText 回复的文本内容
             * @param exchange 交换机
             * @param routingKey 路由键
             */
            @Override
            public void returnedMessage(Message message, int replyCode, String replyText, String exchange, String routingKey) {
                System.out.println(message+","+replyCode+replyText+":"+exchange+routingKey);
                log.error("message:[{}],/r replyCode:[{}],/r replyText:[{}], /r exchange:[{}],/r routingKey:[{}]",message,replyCode,replyText,exchange,routingKey);
            }
        });
    }
}
